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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-18-034705
Filing Date
2018-06-01
Accepted
2018-06-01 16:43:35
Documents
1
Period of Report
2018-05-30

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 3333
  Complete submission text file 0001209191-18-034705.txt   4803
Mailing Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855
Business Address 2105 CITYWEST BLVD SUITE 100 HOUSTON TX 770422855 281.933.3339
ION GEOPHYSICAL CORP (Issuer) CIK: 0000866609 (see all company filings)

IRS No.: 222286646 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1382 Oil & Gas Field Exploration Services
Assistant Director 4

Mailing Address 2105 CITYWEST BOULEVARD, SUITE 100 HOUSTON TX 77042-2855
Business Address
SCHWAUSCH SCOTT (Reporting) CIK: 0001577175 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-12691 | Film No.: 18875648